Inventor · disambiguated record
Akiyoshi Yamaguchi
Also filed as: YAMAGUCHI AKIYOSHI
9 granted patents·32 citations·filing 1992–2021
84Inventor score
Top patents by PatentIndex Score
9 records- 0185US11417249B2Projection image apparatus and method of controlling the samePANASONIC IP MAN CO LTD·Filed 2021·Granted Aug 16, 2022·2 cites·4 claims
- 0275US9380278B2Video projection device and method with control of light source based on image signalPANASONIC CORP·Filed 2014·Granted Jun 28, 2016·3 cites·10 claims
- 0374US9823466B2Optical path changing device and projection image display apparatusPANASONIC IP MAN CO LTD·Filed 2016·Granted Nov 21, 2017·2 cites·8 claims
- 0464US10091477B2Projection image display apparatusPANASONIC IP MAN CO LTD·Filed 2016·Granted Oct 2, 2018·1 cites·4 claims
- 0559US6425182B1Method of making roller cage for roller bearingNSK LTD·Filed 2000·Granted Jul 30, 2002·6 cites·3 claims
- 0646US10205529B2Light source modulation circuit, light source modulation method, and projector apparatusPANASONIC IP MAN CO LTD·Filed 2018·Granted Feb 12, 2019·0 cites·12 claims
- 0740US5208425AStructure for fixing a shielding window of an electronic equipmentFUJITSU LTD·Filed 1992·Granted May 4, 1993·8 cites·7 claims
- 0836US5406026AFrame structure for a communication systemFUJITSU LTD·Filed 1994·Granted Apr 11, 1995·6 cites·5 claims
- 0935US6186669B1Roller cage for roller bearingNSK LTD·Filed 1999·Granted Feb 13, 2001·4 cites·12 claims
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